Algebra-1

Question Analysis
This question tests the student's ability to add two quadratic functions and simplify the result. It requires understanding of combining like terms and the closure property of functions.

Key Concept Explanation
The sum of two functions is found by adding their corresponding terms. For quadratic functions, this means adding the coefficients of , , and the constant terms separately.

Step-by-step Solution
1. Start with the given functions: and
2. Add the coefficients of :

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